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@ -501,9 +501,20 @@ |
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#define D_FILAMENT 2.85 |
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#endif |
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// Implementation of a linear pressure control
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// Assumption: advance = k * (delta velocity)
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// K=0 means advance disabled. A good value for a gregs wade extruder will be around K=75
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/**
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* Implementation of linear pressure control |
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* |
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* Assumption: advance = k * (delta velocity) |
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* K=0 means advance disabled. |
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* To get a rough start value for calibration, measure your "free filament length" |
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* between the hobbed bolt and the nozzle (in cm). Use the formula below that fits |
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* your setup, where L is the "free filament length": |
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* |
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* Filament diameter | 1.75mm | 3.0mm | |
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* ----------------------------|-----------|------------| |
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* Stiff filament (PLA) | K=47*L/10 | K=139*L/10 | |
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* Softer filament (ABS, nGen) | K=88*L/10 | K=260*L/10 | |
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*/ |
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//#define LIN_ADVANCE
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#if ENABLED(LIN_ADVANCE) |
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